C8051F040-TB Silicon Laboratories Inc, C8051F040-TB Datasheet - Page 66

• Manufacturer Part Number: C8051F040-TB
• Description: BOARD PROTOTYPING W/C8051F040
• Manufacturer: Silicon Laboratories Inc
• Type: MCUr

Specifications of C8051F040-TB

• Contents: Board
• Processor To Be Evaluated: C8051F04x
• Interface Type: USB
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: C8051F040
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

C8051F040/1/2/3/4/5/6/7
Figure 5.11. 12-Bit ADC0 Window Interrupt Example: Left Justified Differential Data
66
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘1’,
ADC0LTH:ADC0LTL = 0x1000,
ADC0GTH:ADC0GTL = 0xFFF0.
An ADC0 End of Conversion will cause an
ADC0 Window Compare Interrupt (AD0WINT
= ‘1’) if the resulting ADC0 Data Word is
< 0x1000 and > 0xFFF0. (Two’s-complement
math.)
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFF0
0xFFE0
0x7FF0
0x1010
0x1000
0x0FF0
0x0000
0x8000
Word
ADC0LTH:ADC0LTL
ADC0GTH:ADC0GTL
AD0WINT
not affected
AD0WINT=1
AD0WINT
not affected
Rev. 1.5
Given:
AMX0SL = 0x00, AMX0CF = 0x01,
AD0LJST = ‘1’,
ADC0LTH:ADC0LTL = 0xFFF0,
ADC0GTH:ADC0GTL = 0x1000.
An ADC0 End of Conversion will cause an
ADC0 Window Compare Interrupt (AD0WINT
= ‘1’) if the resulting ADC0 Data Word is
< 0xFFF0 or > 0x1000. (Two’s-complement
math.)
REF x (2047/2048)
REF x (256/2048)
REF x (-1/2048)
Input Voltage
(AD0 - AD1)
-REF
ADC Data
0xFFE0
0x7FF0
0x0FF0
0xFFF0
0x1010
0x1000
0x0000
0x8000
Word
ADC0GTH:ADC0GTL
ADC0LTH:ADC0LTL
AD0WINT=1
AD0WINT
not affected
AD0WINT=1